Overall 1.9% seroprevalence was observed in 672 nomadic cattle.
Highest seroprevalence of 3.2% was observed in the agro-zone C.
Sex and agro-ecological zone were significantly associated with seropositivity.
Risk factors predisposing to brucellosis include socio-cultural practices.
Risk factors associated with zoonotic brucellosis include eating infected raw meat.